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Finding the Fourth Proportional to 6,234.45, 8,600.82 and 4,107.25

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Solution

The fourth proportional to 6,234.45, 8,600.82 and 4,107.25 is: 5,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,234.45 : 8,600.82 = 4,107.25 : x
  2. Step 2: Convert to fraction form
    6,234.45/8,600.82 = 4,107.25/x
  3. Step 3: Cross multiply
    6,234.45x = 8,600.82 × 4,107.25
  4. Step 4: Simplify right side
    6,234.45x = 35,325,712.21
  5. Step 5: Solve for x
    x = 35,325,712.21/6,234.45
  6. Step 6: Final answer
    x = 5,666.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.